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    CVE-2015-7560

    The SMB1 implementation in smbd in Samba 3.x and 4.x before 4.1.23, 4.2.x before 4.2.9, 4.3.x before 4.3.6, and 4.4.x before 4.4.0rc4 allows remote authenticated users to modify arbitrary ACLs by using a UNIX SMB1 call to create a symlink, and then using a non-UNIX SMB1 call to write to the ACL content.

    Published:Mar 8, 2016
    Last Modified:Apr 12, 2025
    EPS:Mar 13, 2016
    EPSS Score:0.06199
    CVSS Score:6.5

    Affected Products

    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Storage
    Vendor
    Samba
    Product
    Samba

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-284 Improper Access Control

    Related CVEs

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    CVE-2026-47336 (CVSS 3.3) — Ubuntu Linux 6.8 contains SAUCE patches with a possible use of an uninitialized variable in AppArmor AF_INET/A…
    CVE-2026-47335 (CVSS 5.5) — Ubuntu Linux 6.8 contains SAUCE patches with a possible NULL pointer dereference in the handling of AppArmor n…
    CVE-2026-47334 (CVSS 5.5) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly sleep while holding a spinlock…
    CVE-2026-47333 (CVSS 7.8) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which can potentially incorrectly compute the si…
    CVE-2026-47332 (CVSS 5.5) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly validate the size of an intern…
    CVE-2026-47331 (CVSS 7.8) — Ubuntu Linux 6.8 contains AppArmor SAUCE patches which fail to acquire a lock when modifying a linked list. An…
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    References

    http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178730.html
    http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178764.html
    http://lists.fedoraproject.org/pipermail/package-announce/2016-March/180000.html
    http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00063.html
    http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00064.html
    http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00065.html
    http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00081.html
    http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00090.html
    http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00092.html
    http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00042.html
    http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00047.html
    http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00048.html
    http://www.debian.org/security/2016/dsa-3514
    http://www.securityfocus.com/bid/84267
    http://www.securitytracker.com/id/1035220
    http://www.ubuntu.com/usn/USN-2922-1
    https://bugzilla.samba.org/show_bug.cgi?id=11648
    https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05121842
    https://www.samba.org/samba/security/CVE-2015-7560.html
    http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178730.html
    http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178764.html
    http://lists.fedoraproject.org/pipermail/package-announce/2016-March/180000.html
    http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00063.html
    http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00064.html
    http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00065.html
    http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00081.html
    http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00090.html
    http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00092.html
    http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00042.html
    http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00047.html
    http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00048.html
    http://www.debian.org/security/2016/dsa-3514
    http://www.securityfocus.com/bid/84267
    http://www.securitytracker.com/id/1035220
    http://www.ubuntu.com/usn/USN-2922-1
    https://bugzilla.samba.org/show_bug.cgi?id=11648
    https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05121842
    https://www.samba.org/samba/security/CVE-2015-7560.html

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High